Infographic: US assessment of Syria's use of chemical weapons

Secretary of State John Kerry laid out the administration’s case for a Syria intervention, saying that U.S. intelligence confirms 12 Syrian government uses of chemical weapons in attacks that the Obama administration claims killed at least 1,429 people.

Secretary of State John Kerry laid out the administration’s case for a Syria intervention, saying that U.S. intelligence confirms 12 Syrian government uses of chemical weapons in attacks that the Obama administration claims killed at least 1,429 people.